"In one way, I was relieved because we have very old pipes and I was worried about lead," she said. "But I was alarmed that there's unidentified plastic in the water. It would make me query what's in it."

Other tests from a number of locations across Ireland for the Irish Independent also found varying levels of plastics in the water.

Now she worries about the future safety of our drinking water that could have implications in the future for her children, Séamus (11) and Fionnuala (8).